Ndakara, Emmanuel, et Eloho Osokpor. « Soil Quality Dynamics under Isolated Stands of Irvingia Gaboneensis (Bush Mango) and Within the Rainforest in Isoko Region, Nigeri »a. East African Journal of Environment and Natural Resources 6, no. 1 (octobre 26, 2023): 410-420. Consulté le août 25, 2025. https://journals.eanso.org/index.php/eajenr/article/view/1536.